1. Astrophysical quantities;Allen,1973
2. Interrelations of meteorites, asteroids, and comets;Anders,1971
3. Condensation and agglomeration of grains;Arnold,1977
4. New tektite areas in Texas;Barnes;Bull. Geol. Soc. Amer.,1951
5. Some genetic constraints from meteoritic paleomagnetism;Brecher;Bull. Amer. Astron. Soc.,1977